Pith Number

pith:Z7BD3ONE

pith:2015:Z7BD3ONEEQ2AI2KGTMZWXJVIUE

not attested not anchored not stored refs pending

A note on Probably Certifiably Correct algorithms

Afonso S. Bandeira

arxiv:1509.00824 v1 · 2015-09-02 · math.OC · cs.DS · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z7BD3ONEEQ2AI2KGTMZWXJVIUE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:34:05.941454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfc23db9a424340469469b336ba6a8a13be10974a556740d8a623c7e33cf35c8

Aliases

arxiv: 1509.00824 · arxiv_version: 1509.00824v1 · doi: 10.48550/arxiv.1509.00824 · pith_short_12: Z7BD3ONEEQ2A · pith_short_16: Z7BD3ONEEQ2AI2KG · pith_short_8: Z7BD3ONE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/Z7BD3ONEEQ2AI2KGTMZWXJVIUE \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: cfc23db9a424340469469b336ba6a8a13be10974a556740d8a623c7e33cf35c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03ee6f810e93a273cc91cb52a8b9a3cf2b1082a64009ffb350cc912f2a61b7bf",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-09-02T19:10:00Z",
    "title_canon_sha256": "a6d92df4403898132786ff62cdd34dc410651076ec368e402542f468d9af4abe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00824",
    "kind": "arxiv",
    "version": 1
  }
}